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<h1 class="topictitle1">备份前准备</h1>
<div><p>备份前，请参考<a href="#ZH-CN_TOPIC_0000001792395560__zh-cn_topic_0000001514140621_table10744125193920">表1</a>提前准备证书、帐号、IP地址等信息。</p>

<div class="tablenoborder"><a name="ZH-CN_TOPIC_0000001792395560__zh-cn_topic_0000001514140621_table10744125193920"></a><a name="zh-cn_topic_0000001514140621_table10744125193920"></a><table cellpadding="4" cellspacing="0" summary="" id="ZH-CN_TOPIC_0000001792395560__zh-cn_topic_0000001514140621_table10744125193920" frame="border" border="1" rules="all"><caption><b>表1 </b>备份前准备</caption><colgroup><col style="width:17.34%"><col style="width:12.75%"><col style="width:53.56999999999999%"><col style="width:16.34%"></colgroup><thead align="left"><tr><th align="left" class="cellrowborder" valign="top" width="17.34%" id="mcps1.3.2.2.5.1.1"><p>准备项</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="12.75%" id="mcps1.3.2.2.5.1.2"><p>是否必须</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="53.56999999999999%" id="mcps1.3.2.2.5.1.3"><p>获取方式</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="16.34%" id="mcps1.3.2.2.5.1.4"><p>数据使用章节</p>
</th>
</tr>
</thead>
<tbody><tr><td class="cellrowborder" valign="top" width="17.34%" headers="mcps1.3.2.2.5.1.1 "><p>Cinder模块证书</p>
</td>
<td class="cellrowborder" rowspan="2" valign="top" width="12.75%" headers="mcps1.3.2.2.5.1.2 "><p>可选</p>
</td>
<td class="cellrowborder" rowspan="2" valign="top" width="53.56999999999999%" headers="mcps1.3.2.2.5.1.3 "><p>当注册集群需要校验证书时，才需要获取证书。获取方法请参见<a href="zh-cn_topic_0000001839194665.html">步骤1：获取证书</a>。</p>
</td>
<td class="cellrowborder" rowspan="7" valign="top" width="16.34%" headers="mcps1.3.2.2.5.1.4 "><p><a href="zh-cn_topic_0000001839194633.html">步骤2：注册华为云Stack</a></p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.1 "><p>存储资源证书</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.1 "><p>ManageOne运营面的运营管理员bss_admin的密码</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.2 "><p>必选</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.3 "><p>请联系华为云Stack运营管理员获取。</p>
<p>您也可以新建类型为“系统”的华为云Stack运营管理员用户。华为云Stack 8.0.3及之前的版本，创建运营管理员的详细操作请参见《用户指南》，华为云Stack 8.1.0版本及之后的版本，创建运营管理员的详细操作请参见《资源发放指南》。</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.1 "><p>存储设备管理员用户名和密码</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.2 "><p>必选</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.3 "><p>请联系华为云Stack设备管理员获取。</p>
<p>您也可以新建角色为“管理员”，登录方式为“RESTful”的存储设备用户。</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.1 "><p>华为云Stack API Gateway的浮动IP地址</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.2 "><p>必选</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.3 "><p>在华为云Stack部署工具导出的参数汇总文件《<em id="ZH-CN_TOPIC_0000001792395560__zh-cn_topic_0000001379834381_zh-cn_topic_0000001356308068_i1939244723013">xxx</em>_export_all_CN》的“工具生成的IP参数”页签，搜索“AGW-LB-Float-IP”，获取对应的参数值。</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.1 "><p>华为云Stack的访问域名</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.2 "><p>必选</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.3 "><p>在华为云Stack部署工具导出的参数汇总文件《<em id="ZH-CN_TOPIC_0000001792395560__zh-cn_topic_0000001379834381_zh-cn_topic_0000001356308068_i2789145183014">xxx</em>_export_all_CN》的“基本参数”页签，搜索“external_global_domain_name”，获取对应的参数值。</p>
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</tr>
<tr><td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.1 "><p>业务存储的管理IP地址</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.2 "><p>必选</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.3 "><ul id="ZH-CN_TOPIC_0000001792395560__ul179773157314"><li id="ZH-CN_TOPIC_0000001792395560__li1797751513310">华为SAN存储的管理IP地址获取方式：在华为云Stack部署工具导出的参数汇总文件《<em id="ZH-CN_TOPIC_0000001792395560__i988514423218">xxx</em>_export_all_CN》的“1.2 基本参数”页签，搜索“业务存储REST URL”，获取对应参数值中的IP地址。</li><li id="ZH-CN_TOPIC_0000001792395560__li1951120142324">华为分布式块存储的管理IP地址获取方式：在华为云Stack部署工具导出的参数汇总文件《<em id="ZH-CN_TOPIC_0000001792395560__i16556164615321">xxx</em>_export_all_CN》的“2.3 Portal”页签，搜索“华为分布式块存储 Business”，获取对应参数值中的IP地址。<div class="note" id="ZH-CN_TOPIC_0000001792395560__note871485915219"><span class="notetitle"> 说明： </span><div class="notebody"><p id="ZH-CN_TOPIC_0000001792395560__p10714859182111">如果待备份虚拟机的存储信息不在此汇总文件中，则请联系华为云Stack的环境管理员获取，并添加至华为云Stack的注册信息中。</p>
</div></div>
</li></ul>
</td>
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<tr><td class="cellrowborder" valign="top" width="17.34%" headers="mcps1.3.2.2.5.1.1 "><p>待保护项目/资源集或云硬盘所在VDC的管理员用户名和密码</p>
</td>
<td class="cellrowborder" valign="top" width="12.75%" headers="mcps1.3.2.2.5.1.2 "><p>必选</p>
</td>
<td class="cellrowborder" valign="top" width="53.56999999999999%" headers="mcps1.3.2.2.5.1.3 "><p>请联系VDC管理员获取。</p>
</td>
<td class="cellrowborder" valign="top" width="16.34%" headers="mcps1.3.2.2.5.1.4 "><p><a href="zh-cn_topic_0000001792555308.html">步骤3：添加租户并授权资源</a></p>
</td>
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